Font Renderer|Fixed: Attribute stack depth push was off-by-one

This allowed the attribute stack to be pushed deeper than the stack supported, resulting in subsequent stack writes to overflow.
skyjake · Feb 12, 2012 · 9e2c6e0 · 9e2c6e0
1 parent bd19127
commit 9e2c6e0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/doomsday/engine/portable/src/rend_font.c b/doomsday/engine/portable/src/rend_font.c
@@ -220,7 +220,7 @@ void FR_LoadDefaultAttrib(void)
 void FR_PushAttrib(void)
 {
     errorIfNotInited("FR_PushAttrib");
-    if(fr.attribStackDepth == FR_MAX_ATTRIB_STACK_DEPTH)
+    if(fr.attribStackDepth+1 == FR_MAX_ATTRIB_STACK_DEPTH)
     {
         Con_Error("FR_PushAttrib: STACK_OVERFLOW.");
         exit(1); // Unreachable.